Input validation error in Webex Player and Cisco WebEx Network Recording Player - CVE-2019-1640
Published: January 24, 2019
Vulnerability identifier: #VU17209
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-1640
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper validation of Advanced Recording Format (ARF) and Webex Recording Format (WRF) files. A remote unauthenticated attacker can trick the victim into opening a malicious ARF or WRF file with the affected software and execute arbitrary code with elevated privileges.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Webex Player
Cisco WebEx Network Recording Player
Cisco WebEx Network Recording Player
How to mitigate CVE-2019-1640
Install update from vendor's website.